;;; ui/doom/config.el

(defvar +doom-theme 'doom-one
  "The color theme currently in use.")

(defvar +doom-font
  (font-spec :family "Fira Mono" :size 12)
  "The font currently in use.")

(defvar +doom-variable-pitch-font
  (font-spec :family "Fira Sans" :size 12)
  "The font currently in use.")

(defvar +doom-unicode-font
  (font-spec :family "DejaVu Sans Mono" :size 12)
  "Fallback font for unicode glyphs.")


;;; Set fonts
(when (display-graphic-p)
  (with-demoted-errors "FONT ERROR: %s"
    (set-frame-font +doom-font t t)
    ;; Fallback to `doom-unicode-font' for Unicode characters
    (when +doom-unicode-font
      (set-fontset-font t 'unicode +doom-unicode-font))
    ;; ...and for variable-pitch mode
    (when +doom-variable-pitch-font
      (set-face-attribute 'variable-pitch nil :font +doom-variable-pitch-font))))


;;; More reliable inter-window border
;; The native border "consumes" a pixel of the fringe on righter-most splits,
;; `window-divider' does not. Available since Emacs 25.1.
(setq window-divider-default-places t
      window-divider-default-bottom-width 0
      window-divider-default-right-width 1)
(window-divider-mode +1)


;; Apply the doom-one theme from `doom-themes' for full compatibility; gives
;; Emacs a look inspired by Dark One in Atom.
;; <https://github.com/hlissner/emacs-doom-theme>
(@def-package doom-themes :demand t
  :load-path "~/work/plugins/emacs-doom-theme"
  :config
  (load-theme +doom-theme t)

  ;; brighter source buffers
  (add-hook 'find-file-hook 'doom-buffer-mode)
  ;; Popup buffers should always be dimmed
  (defun +doom|disable-buffer-mode ()
    (when doom-buffer-mode (doom-buffer-mode -1)))
  (add-hook 'doom-popup-mode-hook '+doom|disable-buffer-mode)

  ;; Add file icons to doom-neotree
  (require 'doom-neotree)
  (setq doom-neotree-enable-variable-pitch t
        doom-neotree-file-icons 'simple
        doom-neotree-line-spacing 3)

  ;; Add line-highlighting to nlinum
  (require 'doom-nlinum))


;; Causes a flash around the cursor when it moves across a "large" distance.
;; Usually between windows, or across files. This makes it easier to keep track
;; where your cursor is, which I find helpful on my 30" 2560x1600 display.
(@def-package beacon :demand t
  :config
  (beacon-mode +1)
  (setq beacon-color (let ((bg (face-attribute 'highlight :background nil t)))
                       (if (eq bg 'unspecified)
                           (face-attribute 'highlight :foreground nil t)
                         bg))
        beacon-blink-when-buffer-changes t
        beacon-blink-when-point-moves-vertically 10))


;; Nicer folded overlays that stand out a bit more
(@after hideshow
  (defface doom-folded-face '((t (:foreground "#555" :background "#888")))
    "Face to hightlight `hideshow' overlays."
    :group 'hideshow)
  (setq hs-set-up-overlay
        (lambda (ov)
          (when (eq 'code (overlay-get ov 'hs))
            (overlay-put
             ov 'display (propertize "  [...]  " 'face 'doom-folded-face))))))